A room with yellow walls, white trim and neutral carpet. Sunlight streams in through energy-efficient custom windows and a set of French-style patio doors.

Did you know that 10-25% of heat leakage in most homes is through the windows?

That’s why modern, custom windows can increase the value of your home while saving you money and giving you an updated look. But it’s important to choose the right custom windows and the right installer. The good news? We make that easy with experienced installers and high quality windows from Anderson, Norandex, Pella, and Polaris.

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Why Choose Hiester Construction for Your New Custom Windows?

There are many skilled custom window installers, but here are some important things that make us the best in the region.

Extensive Project Experience

We’ve been a leading contractor in northwest Illinois for 25 years, and we know how to make sure every project goes smoothly and is done right.

Unmatched Skill

Our crew members are highly experienced. They put that knowledge to work to make sure your custom windows are the right ones installed the right way.

Craftsmanship We Stand Behind

We will be here tomorrow to stand behind the work we do today. We warranty our work for five years and deliver the high quality of work you deserve.

A Range of Top Quality Windows and Doors

We install custom windows from brands known for their high quality and cutting edge technology: Anderson, Norandex, Pella, and Polaris. This lets you choose the exact look you want and get lifetime warranties and excellent energy efficiency.

Getting Started on Your Project

Improving your home is an easy process that starts with a simple form or phone call.

  • Get in Touch

    Fill out this brief form or call us at 815-235-7766 and we’ll schedule a visit to your project site at a time that’s convenient for you.

  • Get a Quote

    After going over your needs and goals with you, we’ll give you a detailed quote.

  • Get the Work Done

    You don’t like project delays, and neither do we. We’ll order your materials, begin work as soon as possible, and deliver a great finished product.

  • Sit Back and Relax

    Once we’re done, you can rest easy because our work is not only top quality, it’s backed by transferable warranties that last for decades or for life.


  • Professionalism, Punctuality, Quality, Value. They did great! Worked fast and efficiently. Cleaned up every part of the mess, which a lot of contractors don't do. Went well beyond what they were hired for, highly recommend!
  • Terrific company! Great customer service great quality and great people! I highly recommend Hiester Construction!

Don’t Regret Your Choice of Installer!

If you think it’s expensive to hire a good window company, just wait until you’ve hired a bad one! Companies that cut corners, or are ethical but lack experience, can leave you with leaks and other ugly problems, and choosing the wrong windows can make things even worse. We’ve spent the last 25 years making sure every job is done the way we’d want it done on our own homes. You’ll know you can count on an ironclad guarantee on everything we do with a lifetime warranty on the windows themselves.

Yes, I want a Free Estimate
A sunlit room with tan walls, a fireplace and luxurious wood floors. Light streams in through floor-to-ceiling energy-efficient custom windows, and two sets of French-style patio doors.

Ready to Start? Get in Touch Today

Ready for a brighter home and lower energy bills? Give us a call at 815-235-7766 or fill out the form below, and we’ll arrange a site visit so we can get you a free estimate.